// ========================================================================= //

// includes
#include "stdio.h"
#include "stdlib.h"
#include "time.h"
#include "string.h"
#include "limits.h"
#include "float.h"



#define JOTAI_NUM_RANDS_ 25

const unsigned rand_primes[JOTAI_NUM_RANDS_] = {179, 103, 479, 647, 229, 37, 271, 557, 263, 607, 18743, 50359, 21929, 48757, 98179, 12907, 52937, 64579, 49957, 52567, 507163, 149939, 412157, 680861, 757751};

int next_i() {
  int counter = 0;
  return rand_primes[(++counter)%JOTAI_NUM_RANDS_];
}

float next_f() {
  int counter = 0;
  return rand_primes[(++counter)%JOTAI_NUM_RANDS_] / 757751.0F;
} 


// Usage menu
void usage() {
    printf("%s", "Usage:\n\
    prog [ARGS]\n\
\nARGS:\n\
       0            empty\n\
\n\
");

}


// ------------------------------------------------------------------------- //

#define NULL ((void*)0)
typedef unsigned long size_t;  // Customize by platform.
typedef long intptr_t; typedef unsigned long uintptr_t;
typedef long scalar_t__;  // Either arithmetic or pointer type.
/* By default, we understand bool (as a convenience). */
typedef int bool;
#define false 0
#define true 1

/* Forward declarations */

/* Type definitions */
typedef  size_t u32 ;
struct dw_pcie_ep {size_t num_ob_windows; scalar_t__* outbound_addr; } ;
typedef  scalar_t__ phys_addr_t ;

/* Variables and functions */
 int EINVAL ; 

__attribute__((used)) static int dw_pcie_find_index(struct dw_pcie_ep *ep, phys_addr_t addr,
			      u32 *atu_index)
{
	u32 index;

	for (index = 0; index < ep->num_ob_windows; index++) {
		if (ep->outbound_addr[index] != addr)
			continue;
		*atu_index = index;
		return 0;
	}

	return -EINVAL;
}

// ------------------------------------------------------------------------- //

int main(int argc, char *argv[]) {

    if (argc != 2) {
        usage();
        return 1;
    }

    int opt = atoi(argv[1]);
    switch(opt) {

    // empty
    case 0:
    {
          long addr = ((-2 * (next_i()%2)) + 1) * next_i();
        
          int _len_ep0 = 1;
          struct dw_pcie_ep * ep = (struct dw_pcie_ep *) malloc(_len_ep0*sizeof(struct dw_pcie_ep));
          for(int _i0 = 0; _i0 < _len_ep0; _i0++) {
              ep[_i0].num_ob_windows = ((-2 * (next_i()%2)) + 1) * next_i();
          int _len_ep__i0__outbound_addr0 = 1;
          ep[_i0].outbound_addr = (long *) malloc(_len_ep__i0__outbound_addr0*sizeof(long));
          for(int _j0 = 0; _j0 < _len_ep__i0__outbound_addr0; _j0++) {
            ep[_i0].outbound_addr[_j0] = ((-2 * (next_i()%2)) + 1) * next_i();
          }
        
          }
        
          int _len_atu_index0 = 1;
          unsigned long * atu_index = (unsigned long *) malloc(_len_atu_index0*sizeof(unsigned long));
          for(int _i0 = 0; _i0 < _len_atu_index0; _i0++) {
            atu_index[_i0] = ((-2 * (next_i()%2)) + 1) * next_i();
          }
        
          int benchRet = dw_pcie_find_index(ep,addr,atu_index);
          printf("%d\n", benchRet); 
          for(int _aux = 0; _aux < _len_ep0; _aux++) {
          free(ep[_aux].outbound_addr);
          }
          free(ep);
          free(atu_index);
        
        break;
    }
    default:
        usage();
        break;

    }

    return 0;
}
